56453800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{21713}}^1$

素因数の和:21742

約数の個数: 48

約数和(自身を含む): 141358140

約数和(自身を除く): 84904340

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 21713, 43426, 86852, 108565, 173704, 217130, 282269, 434260, 542825, 564538, 868520, 1085650, 1129076, 1411345, 2171300, 2258152, 2822690, 4342600, 5645380, 7056725, 11290760, 14113450, 28226900, 56453800]

約数ペア:

[(1, 56453800), (2, 28226900), (4, 14113450), (5, 11290760), (8, 7056725), (10, 5645380), (13, 4342600), (20, 2822690), (25, 2258152), (26, 2171300), (40, 1411345), (50, 1129076), (52, 1085650), (65, 868520), (100, 564538), (104, 542825), (130, 434260), (200, 282269), (260, 217130), (325, 173704), (520, 108565), (650, 86852), (1300, 43426), (2600, 21713)]